000 00465nam a22001817a 4500
001 20255
003 BD-DhUET
008 150411b xxu||||| |||| 00| 0 eng d
040 _aDLC
_cDLC
_dBD-DhUET
082 _a517.382
_bPON/1962
100 _aPontryagin, L. S.
245 _aOrdinary differential equations
250 _a1st ed.
260 _aLondon
_bPergamon Press
_c1962
300 _av, 298p.
_bill.
650 0 _aOrdinary differential equations
942 _cGB
999 _c20255
_d20255